| Comet | C/2018 Y1 (Iwamoto) |
|---|---|
| User | Koalin |
| User`s name | Darius Gasiūnas |
| Observation's time (UT) | 2019-02-27 19:30 |
| Tool | Bino 10×50 |
| Observation's place | Деревня Dindos, Ignalinos район, Литва |
| Magnitude | 8.5 |
| Comparison stars source | TK - Tycho-2 Catalogue |
| Method | S - Sidgwick`s method |
| Coma diameter(') | 7 |
| Tail's length | Not set |
| Condensation | 1/ |
| Positional angle of tail | Not set |
| Bortl's scale | Not set |
| Aperture | 5 cm |
| Focal length (mm) | Not set |
| Type of tool | B - Binoculars |
| Magnification | 10 |
| Field of view (°) | 6.3 |
| SQM-L in zenith | |
| Light pollution zone | |
| Lm | |
| Comment | Тонкие облака. Во дворе - туманчик. |
| Morris Format | 2019 Feb 27.81 UT: m1=8.5, Dia.=7', DC=1.5 ...5-cm B (10x) ...Darius Gasiūnas (Деревня Dindos, Ignalinos район, Литва, ) |
